Obstacle game board



FIG. 1 is an oblique view showing the top, the left hand side and the front of the game board showing my new design;

FIG. 2 is a top plan view of the game shown in FIG. 1; and

FIG. 3 is an oblique view of the bottom, the right hand side and the back of the game shown in FIG. 1. 

The ornamental design for an obstacle game board, substantially as shown and described. 